Реши примеры 400-208 504-397 109*6 205*4 168/4 168*4 648/6 927/9 40*8+2*10 40 * (8+2) * 10 (40*8+2) * 10

400 - 208 = 192;

504 - 397 = 107;

109 * 6 = 654;

205 * 4 = 820;

168 : 4 = 42;

168 * 4 = 672;

648 : 6 = 108;

927 : 9 = 103;

40 * 8 + 2 * 10 = 340;

1). 40 * 8 = 320; 2). 2 * 10 = 20; 3). 320 + 20 = 340;

40 * (8 + 2) * 10 = 4000;

1). 8 + 2 = 10; 2). 40 * 10 = 400; 3). 400 * 10 = 4000;

(40 * 8 + 2) * 10 = 3220;

1). 40 * 8 = 320; 2). 320 + 2 = 322; 3). 322 * 10 = 3220.